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authorAndrew Pinski <apinski@cavium.com>2014-09-03 14:18:55 -0700
committerAndrey Konovalov <andrey.konovalov@linaro.org>2015-03-06 16:47:31 +0300
commitb979ff41ca54c0701de5034730c103ae3fd1bbfb (patch)
treee69d6f7580a3b958a5e447982d222021f0683f2b
parent13a7a6ac0a11197edcd0f756a035f472b42cdf8b (diff)
ARM64: Force LP64 to compile the kernel
Sometimes the compiler is set to default to ILP32 ABI so we want to make sure the kernel can compile in that case. Signed-off-by: Andrew Pinski <apinski@cavium.com>
-rw-r--r--arch/arm64/Makefile4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile
index 69ceedc982a5..2ad0c34951fe 100644
--- a/arch/arm64/Makefile
+++ b/arch/arm64/Makefile
@@ -18,14 +18,18 @@ GZFLAGS :=-9
KBUILD_DEFCONFIG := defconfig
KBUILD_CFLAGS += -mgeneral-regs-only
+KBUILD_CFLAGS += $(call cc-option,-mabi=lp64)
+KBUILD_AFLAGS += $(call cc-option,-mabi=lp64)
ifeq ($(CONFIG_CPU_BIG_ENDIAN), y)
KBUILD_CPPFLAGS += -mbig-endian
AS += -EB
LD += -EB
+LDFLAGS += -maarch64linuxb
else
KBUILD_CPPFLAGS += -mlittle-endian
AS += -EL
LD += -EL
+LDFLAGS += -maarch64linux
endif
CHECKFLAGS += -D__aarch64__